325640260 has 48 divisors (see below), whose sum is σ = 747532800. Its totient is φ = 118173440.

The previous prime is 325640257. The next prime is 325640303. The reversal of 325640260 is 62046523.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134541 + ... + 136939.

It is an arithmetic number, because the mean of its divisors is an integer number (15573600).

Almost surely, 2^325640260 is an apocalyptic number.

It is an amenable number.

325640260 is an abundant number, since it is smaller than the sum of its proper divisors (421892540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325640260 is a wasteful number, since it uses less digits than its factorization.

325640260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036 (or 3034 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 325640260 is about 18045.5052575427. The cubic root of 325640260 is about 687.9856253757.

Adding to 325640260 its reverse (62046523), we get a palindrome (387686783).

The spelling of 325640260 in words is "three hundred twenty-five million, six hundred forty thousand, two hundred sixty".